SECTION 1 SOCIAL FORMULAS社交篇
Unit 1 Greetings 打招呼与问候
Unit 2 Intorductions介绍
Unit 3 Starting a Conversation开始谈话
Unit 4 Good Wishes祝愿
Unit 5 Invitation邀请
Unit 6 Offer 主动提供
Unit 7 Request请求
Unit 8 Gratitude and Responses感谢与回答
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SECTION 2 MAIN FUNCTIONS功能篇
Part I Information信息
Part II Attitudes态度
Part III Action行为